Pith Number

pith:2Y5UHSYN

pith:2012:2Y5UHSYNLIN5I3JDF3VT7RZWDJ

not attested not anchored not stored refs pending

The evolution of the X-ray emission of HH 2 - Investigating heating and cooling processes

H. M. Guenther, J. H. M. M. Schmitt, P. C. Schneider

arxiv:1205.3905 v1 · 2012-05-17 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2Y5UHSYNLIN5I3JDF3VT7RZWDJ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:57:26.079805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d63b43cb0d5a1bd46d232eeb3fc7361a436fac0856b1f8260a9ae8dd8ad9fa27

Aliases

arxiv: 1205.3905 · arxiv_version: 1205.3905v1 · doi: 10.48550/arxiv.1205.3905 · pith_short_12: 2Y5UHSYNLIN5 · pith_short_16: 2Y5UHSYNLIN5I3JD · pith_short_8: 2Y5UHSYN

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/2Y5UHSYNLIN5I3JDF3VT7RZWDJ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: d63b43cb0d5a1bd46d232eeb3fc7361a436fac0856b1f8260a9ae8dd8ad9fa27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "947a4e7f0b886003d1bec70d6264a79a7205bfe2fff26dea68f3912f1253a842",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-05-17T11:14:46Z",
    "title_canon_sha256": "ccaf1cd9e0c8f934ae40503d79efc498af6054cc9de4ad433f9f5a26b0737110"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.3905",
    "kind": "arxiv",
    "version": 1
  }
}